Home / 1,883,399.80-2,825,438.10-687,000.52

Finding the Fourth Proportional to 1,883,399.80, 2,825,438.10 and 687,000.52

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Solution

The fourth proportional to 1,883,399.80, 2,825,438.10 and 687,000.52 is: 1,030,624.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,399.80 : 2,825,438.10 = 687,000.52 : x
  2. Step 2: Convert to fraction form
    1,883,399.80/2,825,438.10 = 687,000.52/x
  3. Step 3: Cross multiply
    1,883,399.80x = 2,825,438.10 × 687,000.52
  4. Step 4: Simplify right side
    1,883,399.80x = 1,941,077,443,927.81
  5. Step 5: Solve for x
    x = 1,941,077,443,927.81/1,883,399.80
  6. Step 6: Final answer
    x = 1,030,624.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.